Move Over Hubble: The Spitzer Space Telescope

On This Episode

The Spitzer Space Telescope is opening our eyes to the wonders of the universe that are only revealed in infrared light. We talk with B. Thomas Soifer, Director of the Spitzer Science Center. Emily Lakdawalla examines a colorful mystery on Saturn, while Bruce Betts has another What's Up look at the night sky, and a new space trivia contest.